Table 2. Population characteristics and immunophenotyping by flow cytometry of neoplastic populations identified in lymph node aspirates from 47 dogs with multicentric lymphoma.
| ID | Sex | Reproductive status | Breed | Age (years) | CD45 | CD34 | CD21 | CD3 | CD5 | CD4 | CD8 | Phenotype |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | F | I | Bichon Frise | 7.5 | + | – | + | – | – | – | – | B |
| 2 | F | I | French Bulldog | 5 | + | – | + | – | – | – | – | B |
| 3 | F | N | Crossbreed | 9 | + | – | + | – | – | – | – | B |
| 4 | F | N | Crossbreed | 12 | + | – | + | – | – | – | – | B |
| 5 | F | N | Crossbreed | 8 | + | – | + | – | – | – | – | B |
| 6 | F | N | Poodle | 8 | + | – | + | – | – | – | – | B |
| 7 | F | N | Cocker | 8 | + | – | + | – | – | – | – | B |
| 8 | F | N | Labrador | 8 | + | – | + | – | – | – | – | B |
| 9 | F | N | Rottweiler | 4 | + | – | + | – | – | – | – | B |
| 10 | F | N | Bloodhound | 8 | + | – | + | – | – | – | – | B |
| 11 | F | N | German Shepherd | 7 | + | – | + | – | – | – | – | B |
| 12 | F | N | Golden Retriever | 4 | + | – | + | – | – | – | – | B |
| 13 | F | N | Golden Retriever | 9 | + | – | + | – | – | – | – | B |
| 14 | M | I | Cocker | 10 | + | – | + | – | – | – | – | B |
| 15 | M | I | Bullmastiff | 6.5 | + | – | + | – | – | – | – | B |
| 16 | M | I | Dachshund | 6 | + | – | + | – | – | – | – | B |
| 17 | M | I | English Bulldog | 6 | + | – | + | – | – | – | – | B |
| 18 | M | I | Golden Retriever | 10 | + | – | + | – | – | – | – | B |
| 19 | M | I | Golden Retriever | 9.5 | + | – | + | – | – | – | – | B |
| 20 | M | I | Golden Retriever | 10 | + | – | + | – | – | – | – | B |
| 21 | M | I | Golden Retriever | 5 | + | – | + | – | – | – | – | B |
| 22 | M | N | Crossbreed | 11.5 | + | – | + | – | – | – | – | B |
| 23 | M | N | Crossbreed | 10 | + | – | + | + | – | – | – | B |
| 24 | M | N | Pitbull | 6 | + | – | + | – | – | – | – | B |
| 25 | M | N | Doberman | 8 | + | – | + | – | – | – | – | B |
| 26 | M | N | Golden Retriever | 6 | + | – | + | – | – | – | – | B |
| 27 | F | I | Boxer | 9 | + | – | +/– | + | – | + | T CD45+/CD4+ | |
| 28 | F | I | Golden Retriever | 4.5 | + | – | – | + | + | + | – | T CD45+/CD4+ |
| 29 | F | N | Crossbreed | 6 | + | – | – | + | + | + | – | T CD45+/CD4+ |
| 30 | F | N | Boxer | 8 | + | – | – | + | – | + | – | T CD45+/CD4+ |
| 31 | F | N | Boxer | 8 | + | – | – | + | + | + | – | T CD45+/CD4+ |
| 32 | F | N | Boxer | 2.5 | + | – | – | + | + | + | – | T CD45+/CD4+ |
| 33 | F | N | Labrador | 11 | + | – | – | + | + | – | + | T CD45+/CD8+ |
| 34 | F | N | Dogue de Bordeaux | 8 | + | – | – | + | – | + | – | T CD45+/CD4+ |
| 35 | M | I | Poodle | 8 | + | – | – | + | + | – | + | T CD45+/CD8+ |
| 36 | M | I | Labrador | 10 | + | – | – | + | – | – | + | T CD45+/CD8+ |
| 37 | M | N | Boxer | 7 | + | – | – | + | + | + | – | T CD45+/CD4+ |
| 38 | M | N | Boxer | 7.5 | + | – | – | + | + | – | + | T CD45+/CD8+ |
| 39 | M | I | Labrador | 8.5 | + | – | – | + | + | – | – | T CD45+ CD4−CD8− |
| 40 | M | I | Airdale Terrier | 8 | + | – | – | + | +/– | +/– | – | T CD45+ CD4−CD8− |
| 41 | M | N | Labrador | 9 | + | +/– | – | + | + | +/– | – | T CD45+ |
| 42 | F | N | Beagle | 7 | – | – | – | + | + | – | – | T CD45− CD4−CD8− |
| 43 | F | N | Yorkshire | 14 | – | – | – | + | + | – | – | T CD45− CD4−CD8− |
| 44 | F | N | Bullmastiff | 6 | – | – | – | + | + | – | – | T CD45− CD4−CD8− |
| 45 | M | I | Golden Retriever | 8 | – | – | – | + | + | – | – | T CD45− CD4−CD8− |
| 46 | M | I | Golden Retriever | 10 | – | – | – | + | + | + | – | T CD45− CD4+ |
| 47 | M | I | Golden Retriever | 8 | + | – | – | – | – | – | – | No B/ No T |
F: female; M: male; N: neutered; I: intact; +: indicates positivity in more than 65% of the neoplastic cells; −: indicates negativity in more than 65% of the neoplastic cells; +/–: indicates positivity in more than 20% and less than 65% of the neoplastic cells.